1/******************************************************************************
2 *
3 * Copyright(c) 2012  Realtek Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12 * more details.
13 *
14 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
16 *
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
21 *
22 * Larry Finger <Larry.Finger@lwfinger.net>
23 *
24 *****************************************************************************/
25/**********************************************************************
26 * The following is for 8723B 1ANT BT Co-exist definition
27 **********************************************************************/
28#define	BT_AUTO_REPORT_ONLY_8723B_1ANT			1
29
30#define	BT_INFO_8723B_1ANT_B_FTP			BIT7
31#define	BT_INFO_8723B_1ANT_B_A2DP			BIT6
32#define	BT_INFO_8723B_1ANT_B_HID			BIT5
33#define	BT_INFO_8723B_1ANT_B_SCO_BUSY			BIT4
34#define	BT_INFO_8723B_1ANT_B_ACL_BUSY			BIT3
35#define	BT_INFO_8723B_1ANT_B_INQ_PAGE			BIT2
36#define	BT_INFO_8723B_1ANT_B_SCO_ESCO			BIT1
37#define	BT_INFO_8723B_1ANT_B_CONNECTION			BIT0
38
39#define	BT_INFO_8723B_1ANT_A2DP_BASIC_RATE(_BT_INFO_EXT_)	\
40		(((_BT_INFO_EXT_&BIT0)) ? true : false)
41
42#define	BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT		2
43
44enum _BT_INFO_SRC_8723B_1ANT {
45	BT_INFO_SRC_8723B_1ANT_WIFI_FW			= 0x0,
46	BT_INFO_SRC_8723B_1ANT_BT_RSP			= 0x1,
47	BT_INFO_SRC_8723B_1ANT_BT_ACTIVE_SEND		= 0x2,
48	BT_INFO_SRC_8723B_1ANT_MAX
49};
50
51enum _BT_8723B_1ANT_BT_STATUS {
52	BT_8723B_1ANT_BT_STATUS_NON_CONNECTED_IDLE	= 0x0,
53	BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE		= 0x1,
54	BT_8723B_1ANT_BT_STATUS_INQ_PAGE		= 0x2,
55	BT_8723B_1ANT_BT_STATUS_ACL_BUSY		= 0x3,
56	BT_8723B_1ANT_BT_STATUS_SCO_BUSY		= 0x4,
57	BT_8723B_1ANT_BT_STATUS_ACL_SCO_BUSY		= 0x5,
58	BT_8723B_1ANT_BT_STATUS_MAX
59};
60
61enum _BT_8723B_1ANT_WIFI_STATUS {
62	BT_8723B_1ANT_WIFI_STATUS_NON_CONNECTED_IDLE			= 0x0,
63	BT_8723B_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN		= 0x1,
64	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SCAN			= 0x2,
65	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT			= 0x3,
66	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_IDLE			= 0x4,
67	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_BUSY			= 0x5,
68	BT_8723B_1ANT_WIFI_STATUS_MAX
69};
70
71enum _BT_8723B_1ANT_COEX_ALGO {
72	BT_8723B_1ANT_COEX_ALGO_UNDEFINED		= 0x0,
73	BT_8723B_1ANT_COEX_ALGO_SCO			= 0x1,
74	BT_8723B_1ANT_COEX_ALGO_HID			= 0x2,
75	BT_8723B_1ANT_COEX_ALGO_A2DP			= 0x3,
76	BT_8723B_1ANT_COEX_ALGO_A2DP_PANHS		= 0x4,
77	BT_8723B_1ANT_COEX_ALGO_PANEDR			= 0x5,
78	BT_8723B_1ANT_COEX_ALGO_PANHS			= 0x6,
79	BT_8723B_1ANT_COEX_ALGO_PANEDR_A2DP		= 0x7,
80	BT_8723B_1ANT_COEX_ALGO_PANEDR_HID		= 0x8,
81	BT_8723B_1ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0x9,
82	BT_8723B_1ANT_COEX_ALGO_HID_A2DP		= 0xa,
83	BT_8723B_1ANT_COEX_ALGO_MAX			= 0xb,
84};
85
86struct coex_dm_8723b_1ant {
87	/* fw mechanism */
88	bool cur_ignore_wlan_act;
89	bool pre_ignore_wlan_act;
90	u8 pre_ps_tdma;
91	u8 cur_ps_tdma;
92	u8 ps_tdma_para[5];
93	u8 tdma_adj_type;
94	bool auto_tdma_adjust;
95	bool pre_ps_tdma_on;
96	bool cur_ps_tdma_on;
97	bool pre_bt_auto_report;
98	bool cur_bt_auto_report;
99	u8 pre_lps;
100	u8 cur_lps;
101	u8 pre_rpwm;
102	u8 cur_rpwm;
103
104	/* sw mechanism */
105	bool pre_low_penalty_ra;
106	bool cur_low_penalty_ra;
107	u32 pre_val0x6c0;
108	u32 cur_val0x6c0;
109	u32 pre_val0x6c4;
110	u32 cur_val0x6c4;
111	u32 pre_val0x6c8;
112	u32 cur_val0x6c8;
113	u8 pre_val0x6cc;
114	u8 cur_val0x6cc;
115	bool limited_dig;
116
117	u32 backup_arfr_cnt1;	/* Auto Rate Fallback Retry cnt */
118	u32 backup_arfr_cnt2;	/* Auto Rate Fallback Retry cnt */
119	u16 backup_retry_limit;
120	u8 backup_ampdu_max_time;
121
122	/* algorithm related */
123	u8 pre_algorithm;
124	u8 cur_algorithm;
125	u8 bt_status;
126	u8 wifi_chnl_info[3];
127
128	u32 prera_mask;
129	u32 curra_mask;
130	u8 pre_arfr_type;
131	u8 cur_arfr_type;
132	u8 pre_retry_limit_type;
133	u8 cur_retry_limit_type;
134	u8 pre_ampdu_time_type;
135	u8 cur_ampdu_time_type;
136
137	u8 error_condition;
138};
139
140struct coex_sta_8723b_1ant {
141	bool bt_link_exist;
142	bool sco_exist;
143	bool a2dp_exist;
144	bool hid_exist;
145	bool pan_exist;
146
147	bool under_lps;
148	bool under_ips;
149	u32 special_pkt_period_cnt;
150	u32 high_priority_tx;
151	u32 high_priority_rx;
152	u32 low_priority_tx;
153	u32 low_priority_rx;
154	u8 bt_rssi;
155	u8 pre_bt_rssi_state;
156	u8 pre_wifi_rssi_state[4];
157	bool c2h_bt_info_req_sent;
158	u8 bt_info_c2h[BT_INFO_SRC_8723B_1ANT_MAX][10];
159	u32 bt_info_c2h_cnt[BT_INFO_SRC_8723B_1ANT_MAX];
160	bool c2h_bt_inquiry_page;
161	u8 bt_retry_cnt;
162	u8 bt_info_ext;
163};
164
165/*************************************************************************
166 * The following is interface which will notify coex module.
167 *************************************************************************/
168void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist);
169void ex_halbtc8723b1ant_init_coex_dm(struct btc_coexist *btcoexist);
170void ex_halbtc8723b1ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
171void ex_halbtc8723b1ant_lps_notify(struct btc_coexist *btcoexist, u8 type);
172void ex_halbtc8723b1ant_scan_notify(struct btc_coexist *btcoexist, u8 type);
173void ex_halbtc8723b1ant_connect_notify(struct btc_coexist *btcoexist, u8 type);
174void ex_halbtc8723b1ant_media_status_notify(struct btc_coexist *btcoexist,
175					    u8 type);
176void ex_halbtc8723b1ant_special_packet_notify(struct btc_coexist *btcoexist,
177					      u8 type);
178void ex_halbtc8723b1ant_bt_info_notify(struct btc_coexist *btcoexist,
179				       u8 *tmpbuf, u8 length);
180void ex_halbtc8723b1ant_halt_notify(struct btc_coexist *btcoexist);
181void ex_halbtc8723b1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnpstate);
182void ex_halbtc8723b1ant_coex_dm_reset(struct btc_coexist *btcoexist);
183void ex_halbtc8723b1ant_periodical(struct btc_coexist *btcoexist);
184void ex_halbtc8723b1ant_display_coex_info(struct btc_coexist *btcoexist);
185